S.K.JHA, J.

1. In this application under Arts. 226 and 227 of the Constitution of India - now for all practical purposes Art. 226 only - the petitioner, Ranchi Club Limited, is a public limited company incorporated under the Indian Companies Act with its registered Office at Ranchi. The relief prayed for is the issuance of an appropriate writ quashing the order dated 31-5-1976 passed by the Vice-Chairman of Ranchi Regional Development Authority (hereinafter to be called the Development Authority), respondent No. 2. By the impugned order, respondent No. 2 has cancelled the sanction accorded to the petitioner by the Controlling Authority for the construction of a building under the Bihar Town Planning and Improvement Trust Act, 1951 (Act 35 of 1951), hereinafter to be referred to as the Town Planning Act, read with the Bihar Restriction of Uses of Lands Act, 1948 (Bihar Act 23 of 1948) to be called, for the sake the brevity, the Restriction Act. A copy of the impugned order has been marked Annexure-4 to the application.

2. While the writ application was pending hearing, an application for amendment of the same was filed under S. 151 of the Civil P. C. By this amendment applic